All of lore.kernel.org
 help / color / mirror / Atom feed
From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: Ben Hutchings <ben.hutchings@codethink.co.uk>
Cc: linux-kernel@vger.kernel.org, stable@vger.kernel.org,
	Imre Deak <imre.deak@intel.com>,
	Bjorn Helgaas <bhelgaas@google.com>,
	"Rafael J. Wysocki" <rafael.j.wysocki@intel.com>
Subject: Re: [PATCH 4.4 39/53] PCI/PM: Add needs_resume flag to avoid suspend complete optimization
Date: Wed, 7 Jun 2017 11:49:31 +0200	[thread overview]
Message-ID: <20170607094931.GA9052@kroah.com> (raw)
In-Reply-To: <1496765970.1989.11.camel@codethink.co.uk>

On Tue, Jun 06, 2017 at 05:19:30PM +0100, Ben Hutchings wrote:
> On Mon, 2017-06-05 at 18:17 +0200, Greg Kroah-Hartman wrote:
> > 4.4-stable review patch.  If anyone has any objections, please let me know.
> > 
> > ------------------
> > 
> > From: Imre Deak <imre.deak@intel.com>
> > 
> > commit 4d071c3238987325b9e50e33051a40d1cce311cc upstream.
> > 
> > Some drivers - like i915 - may not support the system suspend direct
> > complete optimization due to differences in their runtime and system
> > suspend sequence.  Add a flag that when set resumes the device before
> > calling the driver's system suspend handlers which effectively disables
> > the optimization.
> > 
> > Needed by a future patch fixing suspend/resume on i915.
> 
> The patch for i915 isn't in this series, or even in mainline yet, so I
> don't think this belongs in stable yet.  Also, based on the commit
> message (commit adfdf85d795f "drm/i915: Prevent the system suspend
> complete optimization") it appears that only 4.8 and later are affected
> by the bug.

Thanks for digging into this, I was kind of curious about it, but I
thought it was fixing an old issue.  I've now dropped this from all
stable queues.

greg k-h

  reply	other threads:[~2017-06-07  9:49 UTC|newest]

Thread overview: 59+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-06-05 16:16 [PATCH 4.4 00/53] 4.4.71-stable review Greg Kroah-Hartman
2017-06-05 16:16 ` [PATCH 4.4 01/53] sparc: Fix -Wstringop-overflow warning Greg Kroah-Hartman
2017-06-05 16:17 ` [PATCH 4.4 02/53] dccp/tcp: do not inherit mc_list from parent Greg Kroah-Hartman
2017-06-05 16:17 ` [PATCH 4.4 03/53] ipv6/dccp: do not inherit ipv6_mc_list " Greg Kroah-Hartman
2017-06-05 16:17 ` [PATCH 4.4 04/53] s390/qeth: handle sysfs error during initialization Greg Kroah-Hartman
2017-06-05 16:17 ` [PATCH 4.4 05/53] s390/qeth: unbreak OSM and OSN support Greg Kroah-Hartman
2017-06-05 16:17 ` [PATCH 4.4 06/53] s390/qeth: avoid null pointer dereference on OSN Greg Kroah-Hartman
2017-06-05 16:17 ` [PATCH 4.4 07/53] s390/qeth: add missing hash table initializations Greg Kroah-Hartman
2017-06-06  8:11   ` Julian Wiedmann
2017-06-06  8:52     ` Greg Kroah-Hartman
2017-06-05 16:17 ` [PATCH 4.4 08/53] tcp: avoid fragmenting peculiar skbs in SACK Greg Kroah-Hartman
2017-06-05 16:17 ` [PATCH 4.4 09/53] sctp: fix src address selection if using secondary addresses for ipv6 Greg Kroah-Hartman
2017-06-05 16:17 ` [PATCH 4.4 10/53] sctp: do not inherit ipv6_{mc|ac|fl}_list from parent Greg Kroah-Hartman
2017-06-05 16:17 ` [PATCH 4.4 11/53] tcp: eliminate negative reordering in tcp_clean_rtx_queue Greg Kroah-Hartman
2017-06-05 16:17 ` [PATCH 4.4 12/53] net: Improve handling of failures on link and route dumps Greg Kroah-Hartman
2017-06-05 16:17 ` [PATCH 4.4 13/53] ipv6: Prevent overrun when parsing v6 header options Greg Kroah-Hartman
2017-06-05 16:17 ` [PATCH 4.4 14/53] ipv6: Check ip6_find_1stfragopt() return value properly Greg Kroah-Hartman
2017-06-05 16:17 ` [PATCH 4.4 15/53] bridge: netlink: check vlan_default_pvid range Greg Kroah-Hartman
2017-06-05 16:17 ` [PATCH 4.4 17/53] bridge: start hello_timer when enabling KERNEL_STP in br_stp_start Greg Kroah-Hartman
2017-06-05 16:17 ` [PATCH 4.4 18/53] ipv6: fix out of bound writes in __ip6_append_data() Greg Kroah-Hartman
2017-06-05 16:17 ` [PATCH 4.4 19/53] be2net: Fix offload features for Q-in-Q packets Greg Kroah-Hartman
2017-06-05 16:17 ` [PATCH 4.4 20/53] virtio-net: enable TSO/checksum offloads for Q-in-Q vlans Greg Kroah-Hartman
2017-06-05 16:17 ` [PATCH 4.4 21/53] tcp: avoid fastopen API to be used on AF_UNSPEC Greg Kroah-Hartman
2017-06-05 16:17 ` [PATCH 4.4 22/53] sctp: fix ICMP processing if skb is non-linear Greg Kroah-Hartman
2017-06-05 16:17 ` [PATCH 4.4 23/53] ipv4: add reference counting to metrics Greg Kroah-Hartman
2017-06-05 16:17 ` [PATCH 4.4 24/53] netem: fix skb_orphan_partial() Greg Kroah-Hartman
2017-06-05 16:17 ` [PATCH 4.4 25/53] net: phy: marvell: Limit errata to 88m1101 Greg Kroah-Hartman
2017-06-05 16:17 ` [PATCH 4.4 26/53] vlan: Fix tcp checksum offloads in Q-in-Q vlans Greg Kroah-Hartman
2017-06-05 16:17 ` [PATCH 4.4 27/53] i2c: i2c-tiny-usb: fix buffer not being DMA capable Greg Kroah-Hartman
2017-06-05 16:17 ` [PATCH 4.4 28/53] mmc: sdhci-iproc: suppress spurious interrupt with Multiblock read Greg Kroah-Hartman
2017-06-05 16:17 ` [PATCH 4.4 29/53] HID: wacom: Have wacom_tpc_irq guard against possible NULL dereference Greg Kroah-Hartman
2017-06-05 16:17 ` [PATCH 4.4 30/53] scsi: mpt3sas: Force request partial completion alignment Greg Kroah-Hartman
2017-06-05 16:17 ` [PATCH 4.4 33/53] pcmcia: remove left-over %Z format Greg Kroah-Hartman
2017-06-05 16:17 ` [PATCH 4.4 34/53] ALSA: hda - apply STAC_9200_DELL_M22 quirk for Dell Latitude D430 Greg Kroah-Hartman
2017-06-05 16:17 ` [PATCH 4.4 35/53] slub/memcg: cure the brainless abuse of sysfs attributes Greg Kroah-Hartman
2017-06-05 16:17 ` [PATCH 4.4 36/53] drm/gma500/psb: Actually use VBT mode when it is found Greg Kroah-Hartman
2017-06-05 16:17 ` [PATCH 4.4 37/53] mm/migrate: fix refcount handling when !hugepage_migration_supported() Greg Kroah-Hartman
2017-06-05 16:17 ` [PATCH 4.4 38/53] mlock: fix mlock count can not decrease in race condition Greg Kroah-Hartman
2017-06-05 16:17 ` [PATCH 4.4 39/53] PCI/PM: Add needs_resume flag to avoid suspend complete optimization Greg Kroah-Hartman
2017-06-06 16:19   ` Ben Hutchings
2017-06-07  9:49     ` Greg Kroah-Hartman [this message]
2017-06-08  9:58       ` Imre Deak
2017-06-05 16:17 ` [PATCH 4.4 40/53] xfs: Fix missed holes in SEEK_HOLE implementation Greg Kroah-Hartman
2017-06-05 16:17 ` [PATCH 4.4 41/53] xfs: fix off-by-one on max nr_pages in xfs_find_get_desired_pgoff() Greg Kroah-Hartman
2017-06-05 16:17 ` [PATCH 4.4 42/53] xfs: fix over-copying of getbmap parameters from userspace Greg Kroah-Hartman
2017-06-05 16:17 ` [PATCH 4.4 43/53] xfs: handle array index overrun in xfs_dir2_leaf_readbuf() Greg Kroah-Hartman
2017-06-05 16:17 ` [PATCH 4.4 44/53] xfs: prevent multi-fsb dir readahead from reading random blocks Greg Kroah-Hartman
2017-06-05 16:17 ` [PATCH 4.4 45/53] xfs: fix up quotacheck buffer list error handling Greg Kroah-Hartman
2017-06-05 16:17 ` [PATCH 4.4 46/53] xfs: support ability to wait on new inodes Greg Kroah-Hartman
2017-06-05 16:17 ` [PATCH 4.4 47/53] xfs: update ag iterator to support " Greg Kroah-Hartman
2017-06-05 16:17 ` [PATCH 4.4 48/53] xfs: wait on new inodes during quotaoff dquot release Greg Kroah-Hartman
2017-06-05 16:17 ` [PATCH 4.4 49/53] xfs: fix indlen accounting error on partial delalloc conversion Greg Kroah-Hartman
2017-06-05 16:17 ` [PATCH 4.4 50/53] xfs: bad assertion for delalloc an extent that start at i_size Greg Kroah-Hartman
2017-06-05 16:17 ` [PATCH 4.4 51/53] xfs: fix unaligned access in xfs_btree_visit_blocks Greg Kroah-Hartman
2017-06-05 16:17 ` [PATCH 4.4 52/53] xfs: in _attrlist_by_handle, copy the cursor back to userspace Greg Kroah-Hartman
2017-06-05 16:17 ` [PATCH 4.4 53/53] xfs: only return -errno or success from attr ->put_listent Greg Kroah-Hartman
2017-06-05 20:35 ` [PATCH 4.4 00/53] 4.4.71-stable review Shuah Khan
2017-06-05 22:07 ` Guenter Roeck
2017-06-06  7:19   ` Greg Kroah-Hartman

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20170607094931.GA9052@kroah.com \
    --to=gregkh@linuxfoundation.org \
    --cc=ben.hutchings@codethink.co.uk \
    --cc=bhelgaas@google.com \
    --cc=imre.deak@intel.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=rafael.j.wysocki@intel.com \
    --cc=stable@vger.kernel.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.